BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 109 58.3%
2 United States 42 22.5%
3 Hong Kong 13 7%
4 Germany 6 3.2%
5 Singapore 4 2.1%
6 Taiwan 2 1.1%
7 Moldova, Republic of 2 1.1%
8 New Zealand 2 1.1%
9 Brazil 2 1.1%
10 Cameroon 2 1.1%
11 Ukraine 2 1.1%
12 Turkmenistan 1 0.5%